* {
  margin: 0;
  padding: 0;
}
body {
  position: fixed;
  width: 100%;
  height: 100%!important;
  overflow: hidden;
  font-family: "微软雅黑";
}
body #upload {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: 100%;
}
body #upload .upBtn {
  position: absolute;
  top: 10%;
  left: 0;
  right: 0;
  margin: 0 auto;
  width: 30%;
  background: skyblue;
  border: 0.06rem solid #fff;
  border-radius: 0.5rem;
  font-size: 0.5rem;
  text-align: center;
  height: 0.9rem;
  line-height: 0.9rem;
}
body #upload .upBtn #upContent {
  width: 100%;
  height: 100%;
  display: inline-block;
  position: absolute;
  top: 14%;
  left: 20%;
  right: 0;
  margin: 0 auto;
  z-index: 1000;
}
